:root {
      --primary-color: rgb(80,250,123);
      --primary-hover: #3efb7b;
      --bg-dark: #0b0f19;
      --bg-card: #151c2c;
      --bg-card-hover: #1e293b;
      --text-light: #f8fafc;
      --text-muted: #94a3b8;
      --border-color: rgba(80,250,123,0.15);
      --border-hover: rgba(80,250,123,0.4);
      --gradient-bg: linear-gradient(135deg, #0b0f19 0%, #111827 100%);
      --accent-glow: rgba(80,250,123,0.25);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background: var(--bg-dark);
      color: var(--text-light);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.3s ease;
    }
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    
    header {
      background: rgba(11, 15, 25, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
      backdrop-filter: blur(10px);
    }
    .header-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .logo img {
      display: block;
      height: 40px;
      width: auto;
      max-width: 160px;
      object-fit: contain;
      flex-shrink: 0;
    }
    .logo span {
      display: inline-block;
      font-size: 20px;
      font-weight: 800;
      line-height: 1;
      color: var(--primary-color);
      white-space: nowrap;
    }
    .nav-list {
      display: flex;
      align-items: center;
      gap: 30px;
    }
    .nav-list a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-light);
      padding: 8px 0;
      position: relative;
    }
    .nav-list a:hover {
      color: var(--primary-color);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 20px;
      border-radius: 8px;
      font-weight: 600;
      font-size: 14px;
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      border: none;
    }
    .btn-primary {
      background: var(--primary-color);
      color: #0b0f19;
      box-shadow: 0 4px 15px var(--accent-glow);
    }
    .btn-primary:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      color: var(--text-light);
      font-size: 24px;
      cursor: pointer;
    }
    
    .drawer-backdrop {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0,0,0,0.7);
      backdrop-filter: blur(5px);
      z-index: 1999;
      display: none;
    }
    .drawer-backdrop.active {
      display: block;
    }
    .drawer-menu {
      position: fixed;
      top: 0;
      left: -300px;
      width: 300px;
      height: 100%;
      background: var(--bg-card);
      z-index: 2000;
      box-shadow: 5px 0 25px rgba(0,0,0,0.5);
      transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      padding: 30px 20px;
      display: flex;
      flex-direction: column;
      gap: 30px;
    }
    .drawer-menu.active {
      left: 0;
    }
    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .drawer-close {
      background: none;
      border: none;
      color: var(--text-muted);
      font-size: 28px;
      cursor: pointer;
    }
    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .drawer-nav a {
      font-size: 16px;
      font-weight: 500;
      color: var(--text-light);
      padding: 10px 0;
      border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    
    .about-banner {
      padding: 80px 0;
      background: radial-gradient(circle at 50% 50%, rgba(80,250,123,0.12) 0%, transparent 80%), var(--gradient-bg);
      text-align: center;
      border-bottom: 1px solid var(--border-color);
    }
    .about-banner h1 {
      font-size: 42px;
      font-weight: 800;
      margin-bottom: 15px;
    }
    .about-banner h1 span {
      color: var(--primary-color);
    }
    .about-banner p {
      color: var(--text-muted);
      max-width: 600px;
      margin: 0 auto;
      font-size: 16px;
    }
    
    .about-intro {
      padding: 80px 0;
    }
    .intro-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 50px;
      align-items: center;
    }
    .intro-text h2 {
      font-size: 28px;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .intro-text h2 span {
      color: var(--primary-color);
    }
    .intro-text p {
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .intro-visual {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 20px;
      padding: 35px;
      text-align: center;
      box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    }
    .intro-visual h3 {
      font-size: 22px;
      color: var(--primary-color);
      margin-bottom: 15px;
    }
    
    .timeline-sec {
      padding: 80px 0;
      background: var(--bg-card);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      margin-top: 40px;
    }
    .timeline-item {
      position: relative;
      background: var(--bg-dark);
      border: 1px solid var(--border-color);
      padding: 30px 20px;
      border-radius: 12px;
      text-align: center;
    }
    .timeline-item .year {
      font-size: 28px;
      font-weight: 800;
      color: var(--primary-color);
      margin-bottom: 10px;
    }
    .timeline-item h4 {
      font-size: 16px;
      margin-bottom: 8px;
      color: var(--text-light);
    }
    .timeline-item p {
      font-size: 13px;
      color: var(--text-muted);
    }
    
    .values-sec {
      padding: 80px 0;
    }
    .values-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .value-card {
      border: 1px solid var(--border-color);
      background: var(--bg-dark);
      padding: 35px;
      border-radius: 16px;
      transition: all 0.3s ease;
    }
    .value-card:hover {
      border-color: var(--primary-color);
      transform: translateY(-5px);
    }
    .value-card h3 {
      font-size: 20px;
      color: var(--primary-color);
      margin-bottom: 15px;
    }
    .value-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    
    footer {
      background: #070a12;
      padding: 80px 0 30px;
      font-size: 14px;
      color: var(--text-muted);
      border-top: 1px solid rgba(255,255,255,0.05);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr repeat(3, 1fr);
      gap: 50px;
      margin-bottom: 60px;
    }
    .footer-brand .logo {
      margin-bottom: 20px;
    }
    .footer-brand p {
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .footer-links h4 {
      color: var(--text-light);
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 20px;
    }
    .footer-links ul {
      list-style: none;
    }
    .footer-links ul li {
      margin-bottom: 12px;
    }
    .footer-links ul li a:hover {
      color: var(--primary-color);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.05);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
    }
    @media (max-width: 1024px) {
      .intro-grid {
        grid-template-columns: 1fr;
      }
      .timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .values-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .nav-list {
        display: none;
      }
      .menu-toggle {
        display: block;
      }
      .timeline {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
    }